1. Preheat oven to 200 degrees. Place cereal in a large foil pan. Set aside.
2. In a large saucepan, combine butter, brown sugar, light corn syrup and vanilla extract over medium-low heat. Stir frequently until butter is melted and mixture is combined. Allow mixture to come to a rolling boil, allow to boil for 45 seconds to 1 minute. Remove pan from heat and add baking soda. Stir quickly to combine, the mixture will expand which is what you want. Pour caramel mixture over cereal. Stir cereal and caramel until well combined.
3. Bake for 1 hour, stirring every 15 minutes. Allow to cool. Store in an airtight container.
Baking with Basil